Mechanical Engineering

September 23, 2020
The dial of a pressure gauge registers a two near a red shut-off valve.

Nexus Helps Refinery Implement Supplemental Hydrogen Compression Solution

Nexus works effectively with refinery team by providing temporary compression solution to capture lost margin. An unplanned refinery unit outage resulted in a nine to twelve-month loss of hydrogen compression capacity. While co-product hydrogen supply from another refinery unit remained available, the hydrogen compression outage led to a reduction in hydro-processing throughput, degradation of hydrogen to fuel and significant loss of product margin. The challenge was to safely, effectively and quickly capture lost hydroprocessing product margins in ...
September 21, 2020
A glowing industrial hydrocracker furnace

Nexus Rebuilds Hydrocracker Furnace

Inspection indicated signs of creep stress and deterioration in radiant and convection sections of furnace. A client’s inspection of the 1960’s vintage furnace identified that the tubes in the radiant sections showed signs of creep stress and required replacement. This inspection also showed other deterioration issues in the radiant section, convection section and large bore duct to the SCR from the furnace stack. With only a short amount of time remaining before the Hydrocracker planned turnaround, the challenge...
September 20, 2020
Hexagonal frames float on a blue background with CAD drawings and warehouse maps

Nexus Improves Manufacturing Process Control and Productivity

Global specialty product producer seeking manufacturing improvements to their quality output. Improving product quality and production capacity were the goals of a global manufacturer of specialty products company. The client stored its solid product in a bulk warehouse under regulated conditions to maintain quality. The client was seeking real-time information and controls, such as the weight of the product, temperature and volume of liquid, used to produce its final product. This valuable information...